Toby Corkindale <toby.corkindale@xxxxxxxxxxxxxxxxxxxx> wrote: > In this instance, we have a lot of queries that build certain aggregate > results, which are very slow. The queries were initially all implemented > as views, but then we started doing a type of materialising of our own, > turning them into tables with CREATE TABLE AS SELECT .... > This does make the results very fast to access now, but the side effect > is a vast number of (very small) tables. If you have multiple tables with identical layout but different subsets of the data, you will probably get better performance by putting them into a single table with indexes which allow you to quickly search the smaller sets within the table. -- Kevin Grittner EDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
